JP7770863B2 - 画像処理装置およびその制御方法、撮像装置 - Google Patents

画像処理装置およびその制御方法、撮像装置

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Publication number
JP7770863B2
JP7770863B2 JP2021173014A JP2021173014A JP7770863B2 JP 7770863 B2 JP7770863 B2 JP 7770863B2 JP 2021173014 A JP2021173014 A JP 2021173014A JP 2021173014 A JP2021173014 A JP 2021173014A JP 7770863 B2 JP7770863 B2 JP 7770863B2
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JP
Japan
Prior art keywords
image
exposure
gain
amplified
exposure amount
Prior art date
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Application number
JP2021173014A
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English (en)
Japanese (ja)
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JP2023062864A5 (https=
JP2023062864A (ja
Inventor
和季 佐藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
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Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2021173014A priority Critical patent/JP7770863B2/ja
Priority to US18/047,888 priority patent/US12086959B2/en
Publication of JP2023062864A publication Critical patent/JP2023062864A/ja
Publication of JP2023062864A5 publication Critical patent/JP2023062864A5/ja
Application granted granted Critical
Publication of JP7770863B2 publication Critical patent/JP7770863B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/20—Analysis of motion
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • G06V10/12—Details of acquisition arrangements; Constructional details thereof
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/60—Extraction of image or video features relating to illumination properties, e.g. using a reflectance or lighting model
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/74—Image or video pattern matching; Proximity measures in feature spaces
    • G06V10/761—Proximity, similarity or dissimilarity measures
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/98—Detection or correction of errors, e.g. by rescanning the pattern or by human intervention; Evaluation of the quality of the acquired patterns
    • G06V10/993—Evaluation of the quality of the acquired pattern
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/103—Static body considered as a whole, e.g. static pedestrian or occupant recognition
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10024—Color image
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10141—Special mode during image acquisition
    • G06T2207/10144—Varying exposure
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20172—Image enhancement details
    • G06T2207/20208—High dynamic range [HDR] image processing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20212—Image combination
    • G06T2207/20221—Image fusion; Image merging

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Software Systems (AREA)
  • Quality & Reliability (AREA)
  • Computing Systems (AREA)
  • Databases & Information Systems (AREA)
  • Evolutionary Computation (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Artificial Intelligence (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Studio Devices (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
JP2021173014A 2021-10-22 2021-10-22 画像処理装置およびその制御方法、撮像装置 Active JP7770863B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2021173014A JP7770863B2 (ja) 2021-10-22 2021-10-22 画像処理装置およびその制御方法、撮像装置
US18/047,888 US12086959B2 (en) 2021-10-22 2022-10-19 Image processing apparatus capable of ensuring wide dynamic range while reducing strangeness generated due to moving body, method of controlling same, and image capturing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021173014A JP7770863B2 (ja) 2021-10-22 2021-10-22 画像処理装置およびその制御方法、撮像装置

Publications (3)

Publication Number Publication Date
JP2023062864A JP2023062864A (ja) 2023-05-09
JP2023062864A5 JP2023062864A5 (https=) 2024-10-28
JP7770863B2 true JP7770863B2 (ja) 2025-11-17

Family

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Family Applications (1)

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JP2021173014A Active JP7770863B2 (ja) 2021-10-22 2021-10-22 画像処理装置およびその制御方法、撮像装置

Country Status (2)

Country Link
US (1) US12086959B2 (https=)
JP (1) JP7770863B2 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023162469A1 (ja) * 2022-02-25 2023-08-31 キヤノン株式会社 撮像装置及びその制御方法、プログラム、記憶媒体
JP2023176537A (ja) * 2022-05-31 2023-12-13 キヤノン株式会社 画像処理装置及びその制御方法及びプログラム
US12542973B2 (en) 2022-09-09 2026-02-03 Gopro, Inc. Adaptive acquisition control timing control
US12423936B2 (en) * 2022-09-09 2025-09-23 Gopro, Inc. Limited luminance motion blur reduction
JP2025012556A (ja) * 2023-07-13 2025-01-24 キヤノン株式会社 撮影制御装置、撮像装置、撮影制御方法、及びプログラム

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000050151A (ja) 1998-07-28 2000-02-18 Olympus Optical Co Ltd 撮像装置
JP2013240031A (ja) 2012-04-19 2013-11-28 Canon Inc 画像処理装置及び画像処理方法、プログラム、並びに記憶媒体
JP2021129136A (ja) 2020-02-10 2021-09-02 キヤノン株式会社 撮像装置及び撮像システム

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9307162B2 (en) * 2014-05-21 2016-04-05 Himax Imaging Limited Local enhancement apparatus and method to generate high dynamic range images by blending brightness-preserved and brightness-adjusted blocks
JP6395627B2 (ja) * 2015-02-03 2018-09-26 オリンパス株式会社 撮像装置、撮像装置の制御方法
JP6776776B2 (ja) 2016-09-30 2020-10-28 株式会社ニコン 撮像装置、表示装置、電子機器、撮像方法、プログラム、撮像システム、表示システムおよび画像処理装置
JP6938352B2 (ja) * 2017-12-08 2021-09-22 キヤノン株式会社 撮像装置及び撮像システム
US10997736B2 (en) * 2018-08-10 2021-05-04 Apple Inc. Circuit for performing normalized cross correlation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000050151A (ja) 1998-07-28 2000-02-18 Olympus Optical Co Ltd 撮像装置
JP2013240031A (ja) 2012-04-19 2013-11-28 Canon Inc 画像処理装置及び画像処理方法、プログラム、並びに記憶媒体
JP2021129136A (ja) 2020-02-10 2021-09-02 キヤノン株式会社 撮像装置及び撮像システム

Also Published As

Publication number Publication date
JP2023062864A (ja) 2023-05-09
US12086959B2 (en) 2024-09-10
US20230131477A1 (en) 2023-04-27

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